Tehuantepec Forecast

October 31, 2026, 2:00 am (UTC: -05:00)
Subject: Tehuantepec Forecast

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This forecast has not been reviewed. It was generated from an automatic model.

WARNINGS
.NONE.

.WITHIN 16N94W TO 16N95W TO 15N96W TO 14N95W TO 15N94W TO
16N94W...INCLUDING THE GULF OF TEHUANTEPEC...NW TO N WINDS 20
TO 25 KT. SEAS LESS THAN 2.5 M.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST WITHIN 16N94W TO 16N95W TO 15N96W TO 14N95W TO
15N94W TO 16N94W...INCLUDING THE GULF OF TEHUANTEPEC...NW TO N
WINDS 20 TO 30 KT. SEAS 2.5 M.

FRESH TO STRONG N TO NE GAP WINDS ARE OCCURRING OVER THE GULF OF
TEHUANTEPEC WITH SEAS 6-8 FT. THE PRESSURE GRADIENT BETWEEN
HIGHER PRESSURES OVER MEXICO AND A TROUGH ALONG THE GULF OF
CALIFORNIA IS SUPPORTING MODERATE S TO SW WINDS OVER THE
SOUTHERN AND NORTHERN PARTS OF THE GULF. ELSEWHERE, WINDS ARE
MODERATE OR WEAKER WITH 4-6 FT OVER THE PACIFIC WATERS, 2-5 FT
OVER THE N AND CENTRAL GULF OF CALIFORNIA.
FOR THE FORECAST, FRESH TO STRONG N GAP WINDS OVER THE GULF OF
TEHUANTEPEC WILL CONTINUE THROUGH EARLY NEXT WEEK AND DIMINISH BY
MON NIGHT. A DEVELOPING EXTRATROPICAL CYCLONE SHOULD MOVE INTO
THE WATERS WEST OF THE BAJA CALIFORNIA PENINSULA AND OVER THE N
GULF OF CALIFORNIA SAT NIGHT INTO SUN WITH FRESH TO STRONG SE TO
SW WINDS AND SEAS TO 9 FT. FRESH TO STRONG SW WINDS ALONG WITH
SEAS TO 5 FT SHOULD OCCUR OVER THE GULF OF CALIFORNIA ON SUN IN
THE WAKE OF THE EXTRATROPICAL CYCLONE. MODERATE OR WEAKER WINDS
WILL LIKELY RETURN TO THE OFFSHORE WATERS SUN INTO MON.

SHORT-TERM TEHUANTEPEC
TODAY - NNW 16-20, Seas NNW 0-1.9 ft @ 4sec
TONITE - N 13-16, Seas NNW 2.1-2.2 ft @ 5sec
SUNDAY - NNW 18-22, Seas NNW 2.8-2.9 ft @ 4sec
SUNDAY NIGHT - N 16-20, Seas NW 4.1-4.2 ft @ 5sec

LONG-TERM TEHUANTEPEC
MONDAY - NW 18-23, Seas NW 2-2.4 ft @ 4sec
TUESDAY - NNW 14-18, Seas NW 0-2.5 ft @ 4sec
WEDNESDAY - NNW 12-15, Seas SSW 1-3.3 ft @ 17sec
THURSDAY - NNW 14-17, Seas SSW 4.5-5.9 ft @ 17sec
FRIDAY - N 11-14, Seas SSW 2.6-4.9 ft @ 15sec